Home / 183,852,120.64-253,714,208.16-100,220,238.40

Finding the Fourth Proportional to 183,852,120.64, 253,714,208.16 and 100,220,238.40

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Solution

The fourth proportional to 183,852,120.64, 253,714,208.16 and 100,220,238.40 is: 138,302,992.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,852,120.64 : 253,714,208.16 = 100,220,238.40 : x
  2. Step 2: Convert to fraction form
    183,852,120.64/253,714,208.16 = 100,220,238.40/x
  3. Step 3: Cross multiply
    183,852,120.64x = 253,714,208.16 × 100,220,238.40
  4. Step 4: Simplify right side
    183,852,120.64x = 25,427,298,427,262,428
  5. Step 5: Solve for x
    x = 25,427,298,427,262,428/183,852,120.64
  6. Step 6: Final answer
    x = 138,302,992.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.